(2,5-dioxo-4-imidazolidinyl) urea / Allantoin Chaw Tsim Tshuaj Cas 97-59-6
Taw qhia:
| Inci | Cas # | Molecular | Mw |
| (2,5-dioxo-4-imidazolidinyl) urea
| 97-59-6
| C4H6N4O3
| 15.12
|
Dawb crystalline hmoov; Me me soluble hauv dej, me ntsis me ntsis soluble hauv dej cawv thiab ethere, soluble hauv dej kub, dej cawv kub thiab sodium hydroxide tov.
Allantoin yog cov khoom siv hluavtaws, dawb-ntws hygroscopic hmoov dav hauv cov tshuaj pleev ib ce, cov kws tshuaj thiab cov tshuaj tiv thaiv kab mob thiab kev tawm tsam. Allantoin muaj cov dej noo thiab keratolytic nyhuv, nce cov ncauj ntsiab lus ntawm cov txheej txheem ntawm cov tawv nqaij tuag, nce cov tawv nqaij du ntawm daim tawv; Txhawb nqa cov kws ntsuas cov xov tooj thiab qhov txhab zoo; Thiab ib qho soothing, anti-irritant, thiab cov tawv nqaij tiv thaiv kev cuam tshuam los ntawm kev tsim cov nyom thiab cov neeg sawv cev. Allantoin stimulates noj qab nyob zoo, ib txwm nqaij tsim txawm nyob ntawm cov kev ua kom tsawg.
Thaum Allantoin yog tam sim no nyob rau hauv botanical extracts ntawm comfrey cov nroj tsuag, nws yog feem ntau muaj kev sib cav sib ceg ua kom tau raws li thoob ntiaj teb thov.
Cov lus qhia
| Tsos thiab xim | Dawb crystalline hmoov |
| Purity% | 98.5-101.0 |
| Melting point ℃ | Txog 225 |
| PH | 4.0-7.0 |
| Poob rau kom qhuav% ≤ | 0.1 |
| Lwm yam tshuaj | Muaj cai |
| Residue% ≤ | 0.1 |
| Sulfate% ≤ | 0.1 |
Lub thawv
Ntim nrog cov cim duab. 25KG / cardboard nruas nrog ob chav PE sab hauv lub hnab (φ36 × 46.5cm)
Lub sij hawm ntawm kev siv tau
12 hlis
Chaw ntim khoom
Khaws rau hauv qhov chaw ntxoov ntxoo, txias thiab qhuav, kaw
Allantoin yog qhov tshwj xeeb ua tau zoo ntxiv ntawm cov tshuaj pleev ib ce thiab kho cov tshuaj ntawm cov nqaij tawv nqaij. Nws tuaj yeem txhawb nqa cov npog npog, ua kom lub qhov txhab zoo sai. Thiab nws kuj tseem tuaj yeem mos beratin, ua kom lub noo noo, ua kom tawv nqaij noo thiab mos. Tuaj yeem siv dav siv los kho pastric [duodenal] ulear, mob thiab siv raws li cov khoom noj khoom haus ntawm cov khoom noj ntawm cov khoom lag luam uas yog: 0.1% -0.2%
